Acidic soil Study guides, Class notes & Summaries

ISA Arborist Certification Glossary Exam Questions and Answers 100% Verified abiotic: - CORRECT ANSWER-pertaining to the nonliving parts of an ecosystem, such as soil particles, bedrock, air, water. abscisic acid (ABA): - CORRECT ANSWER-a plant hormone that stimulates stomatal closure and promotes seed and bud dormancy. abscission zone: - CORRECT ANSWER-a wall of cells at the base of a petiole, that allows the leaf to separate from the stem. acceptable risk: - CORRECT ANSWER-the amoun...

____ is added to acidic soil because it adjusts pH to the point that most soil macro- and micro-nutrients are plant available. - Lime __________ had humans on its soil for more than 46,000 years, had few inputs from the outside world, was near the equator, and no European explorers until the 1930s. - Papua New Guinea ___________ will catch fire during harvest of sugar cane in Florida (only one soil order will catch fire). - Histosols 1 billion people go to bed hungry every night...why? Eno...

Acidic Soil - ANSWER-A soil with pH value of less than 7.0 Active Ingredient - ANSWER-the portion of the pesticide formulation that is effective against the target Adjuvant - ANSWER-A chemical added to a pesticide formulation or mixture to modify the physical properties or enhance performance Aesthetic Injury - ANSWER-damage caused to the appearance of the plant Agitation - ANSWER-the continuous mixing of the pesticide and the carrier in the spray tank Alkaline Soil - ANSWER-A soil with ...

ABIOTIC FACTORS - Answer ABIOTIC FACTORS Related to nonliving elements , such as air pollutants , wind , water , and temperature . ABSORPTION - Answer The movement of a chemical into plants , animals ( including humans ) , microorganisms , or soil . ACARICIDE - Answer A pesticide used to control mites and ticks . A miticide is a type of acaricide . ACIDIC - Answer Having a pH less than 7 . ACTION THRESHOLD - Answer A predetermined level of pest infestation or damage at...

What is a characteristic of rhizospheres? a. The rhizosphere is where microbes that survive well in extremely acidic conditions reside. - Microbes that survive in extremely acidic conditions are called extremophiles. b. The rhizosphere is where microbes that survive well on humans reside. - Microbes that survive on the human body are part of the human microbiome. c. The rhizosphere is where microbes that survive well in the cold reside. - Microbes that survive well in the cold are psychrop...

Why are cations difficult to get access to in the soil? - They are difficult because they bond tightly to the soil so another cation has to come break their bond Clay is negatively charged and tightly bind to cations making it difficult to uptake from soil Is the need for CO2 and O2 in leaves the same when compared to roots? - The difference is because of what the plant needs at that certain spot. The CO2 is needed for photosynthesis to make sugar for the plant What are the two key tissues...

What is a characteristic of rhizospheres? a. The rhizosphere is where microbes that survive well in extremely acidic conditions reside. - Microbes that survive in extremely acidic conditions are called extremophiles. b. The rhizosphere is where microbes that survive well on humans reside. - Microbes that survive on the human body are part of the human microbiome. c. The rhizosphere is where microbes that survive well in the cold reside. - Microbes that survive well in the cold are psychrop...

Pesticide Applicator Certification Test Questions and Answers 100% Solved abiotic factors Related to nonliving elements, such as air pollutants, wind, water, and temperature. absorption The movement of a chemical into plants, animals (including humans), microorganisms, or soil. acaricide A pesticide used to control mites and ticks. A miticide is a type of acaricide. acidic Having a pH less than 7. action threshold a predetermined level of pest infestation or damage at which some type ...

Active Ingredient the chemical or chemicals in a product responsible for pesticidal activity Activator An adjuvant added to a pesticide to increase its toxicity Abiotic Factors related to nonliving elements, such as air pollutants, wind, water, and temperature Absorption the movement of a chemical into plants, animals, microorganisms, or soil Acaricide A pesticide used to control mites and ticks. A miticide is a type of acaricide Acidic Having a pH less than 7

Active Ingredient - Answer the chemical or chemicals in a product responsible for pesticidal activity Activator - Answer An adjuvant added to a pesticide to increase its toxicity Abiotic Factors - Answer related to nonliving elements, such as air pollutants, wind, water, and temperature Absorption - Answer the movement of a chemical into plants, animals, microorganisms, or soil Acaricide - Answer A pesticide used to control mites and ticks. A miticide is a type of acaricide...